Home / 691,298.35-1,036,235.03-264,717.65

Finding the Fourth Proportional to 691,298.35, 1,036,235.03 and 264,717.65

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Solution

The fourth proportional to 691,298.35, 1,036,235.03 and 264,717.65 is: 396,803.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,298.35 : 1,036,235.03 = 264,717.65 : x
  2. Step 2: Convert to fraction form
    691,298.35/1,036,235.03 = 264,717.65/x
  3. Step 3: Cross multiply
    691,298.35x = 1,036,235.03 × 264,717.65
  4. Step 4: Simplify right side
    691,298.35x = 274,309,703,256.28
  5. Step 5: Solve for x
    x = 274,309,703,256.28/691,298.35
  6. Step 6: Final answer
    x = 396,803.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.